bastodon/app/models/featured_tag.rb

79 rivejä
2,2 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: featured_tags
#
# id :bigint(8) not null, primary key
# account_id :bigint(8) not null
# tag_id :bigint(8) not null
# statuses_count :bigint(8) default(0), not null
# last_status_at :datetime
# created_at :datetime not null
# updated_at :datetime not null
# name :string
#
class FeaturedTag < ApplicationRecord
belongs_to :account, inverse_of: :featured_tags
belongs_to :tag, inverse_of: :featured_tags, optional: true # Set after validation
validates :name, presence: true, format: { with: Tag::HASHTAG_NAME_RE }, on: :create
validate :validate_tag_uniqueness, on: :create
validate :validate_featured_tags_limit, on: :create
normalizes :name, with: ->(name) { name.strip.delete_prefix('#') }
before_create :set_tag
before_create :reset_data
scope :by_name, ->(name) { joins(:tag).where(tag: { name: HashtagNormalizer.new.normalize(name) }) }
LIMIT = 10
def sign?
true
end
def display_name
attributes['name'] || tag.display_name
end
def increment(timestamp)
update(statuses_count: statuses_count + 1, last_status_at: timestamp)
end
def decrement(deleted_status_id)
update(statuses_count: [0, statuses_count - 1].max, last_status_at: visible_tagged_account_statuses.where.not(id: deleted_status_id).select(:created_at).first&.created_at)
end
private
def set_tag
self.tag = Tag.find_or_create_by_names(name)&.first
end
def reset_data
self.statuses_count = visible_tagged_account_statuses.count
self.last_status_at = visible_tagged_account_statuses.select(:created_at).first&.created_at
end
def validate_featured_tags_limit
return unless account.local?
errors.add(:base, I18n.t('featured_tags.errors.limit')) if account.featured_tags.count >= LIMIT
end
def validate_tag_uniqueness
errors.add(:name, :taken) if tag_already_featured_for_account?
end
def tag_already_featured_for_account?
FeaturedTag.by_name(name).exists?(account_id: account_id)
end
def visible_tagged_account_statuses
account.statuses.where(visibility: %i(public unlisted)).tagged_with(tag)
end
end